Which of the Following Can Actually Shorten During a Muscle

question 94

Multiple Choice

Which of the following can actually shorten during a muscle contraction?

• A) myosin filament
• B) A band
• C) actin filament
• D) sarcomere
• E) myofilament

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Definitions:

Triplet

A term relating to a quantum state where an atom or molecule has two unpaired electrons that have parallel spins, significant in spectroscopy and quantum mechanics.

NMR

Nuclear Magnetic Resonance, a spectroscopic technique used to observe local magnetic fields around atomic nuclei, providing detailed information about the structure, dynamics, and chemical environment of molecules.

Singlet

A term used in quantum mechanics and spectroscopy to describe a state in which all electrons in an atom or molecule are spin-paired, showing no magnetic field external to the system.

Doublet

In spectroscopy, a pattern indicating two closely linked energy levels or particles, often seen in NMR or EPR spectroscopy.